Castillo, S., & Andrada, V. (2011). Happy volunteering with U! Happy Events. Sunday Times Magazine.
芝加哥风格引文Castillo, Shylynne, 与 Viva Andrada. "Happy Volunteering with U! Happy Events." Sunday Times Magazine 2011.
MLA引文Castillo, Shylynne, 与 Viva Andrada. "Happy Volunteering with U! Happy Events." Sunday Times Magazine, 2011.
警告：这些引文格式不一定是100％准确.